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Scale Factor Similar Figures Scale Drawings

Authored by Anthony Clark

Mathematics

7th Grade

CCSS covered

Scale Factor Similar Figures Scale Drawings
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13 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Gwen scans a photo that is 4 in. wide by 6 in. tall into her computer. If she scales the height down to 3 in., how wide should the similar photo be?

3 in

2 in.

4 in

1 in

Tags

CCSS.7.G.A.1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

3.75

9.75

10

12

Tags

CCSS.HSG.SRT.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The __________ is the ratio of a length of the image to the corresponding length on the original figure.

reduction

enlargement

scale factor

center of dilation

Tags

CCSS.7.G.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The pair of figures is similar. Find the missing side.

x = 9

x = 28

x = 7

x = 63

Tags

CCSS.HSG.SRT.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

To find the height of a very tall pine tree, you place a mirror on the ground and stand where you can see the top of the pine tree.  How tall is the tree?

144 feet

72 feet

36 feet

Tags

CCSS.HSG.SRT.B.5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?

12 feet

16 feet 

10 feet

4 feet

Tags

CCSS.7.G.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A scale drawing of a house shows 9cm ×10cm. If 6cm=12 ft, what are the actual dimensions?

9ft x 10ft

1ft x 2ft

12ft x 6ft

18ft x 20ft

Tags

CCSS.7.G.A.1

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